Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Houston to Porto from $444

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Houston to Porto departing on 6/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.
Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.
Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.
Price Alerts
Price Alerts
Not ready to book? to track prices.

Find the cheapest flights from Houston to Porto

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Houston to Porto.
9:00 pm - 3:50 pmIAH-OPO
36h 50m1 stop
11:05 am - 12:40 pmOPO-IAH
31h 35m1 stop
$788Turkish Airlines
Find Deal
Sun, May 11 - Thu, May 22
9:40 am - 6:50 amIAH-OPO
39h 10m3 stops
6:30 am - 10:51 amOPO-IAH
34h 21m3 stops
Wed, Apr 30 - Sun, May 4
8:25 am - 10:35 pmIAH-OPO
32h 10m2 stops
6:30 am - 10:51 amOPO-IAH
34h 21m3 stops
Wed, Apr 30 - Sun, May 4
10:16 am - 11:40 amIAH-OPO
19h 24m2 stops
8:15 am - 11:42 pmOPO-IAH
21h 27m2 stops
$814Iberia
Find Deal
Tue, Aug 5 - Thu, Aug 21
2:45 pm - 10:15 pmHOU-OPO
25h 30m2 stops
6:20 am - 9:17 pmOPO-HOU
20h 57m2 stops
$831Delta
Find Deal
Tue, May 6 - Tue, May 20
7:30 am - 7:35 amIAH-OPO
18h 05m2 stops
8:15 am - 11:42 pmOPO-IAH
21h 27m2 stops
$925Iberia
Find Deal
Wed, May 7 - Sun, May 18
12:00 pm - 7:45 amIAH-OPO
13h 45m1 stop
12:10 pm - 12:26 pmOPO-IAH
30h 16m2 stops
$1,057United Airlines
Find Deal
Tue, Aug 5 - Thu, Aug 21
10:05 am - 3:30 pmHOU-OPO
23h 25m2 stops
6:30 am - 9:35 pmOPO-HOU
21h 05m2 stops
$1,106Delta
Find Deal
Tue, Aug 5 - Thu, Aug 21
6:40 pm - 4:45 pmIAH-OPO
16h 05m2 stops
4:20 pm - 1:15 pmOPO-IAH
26h 55m1 stop
$1,151KLM
Find Deal
Sun, May 11 - Thu, May 22
3:30 pm - 10:15 pmIAH-OPO
24h 45m1 stop
6:30 am - 1:15 pmOPO-IAH
36h 45m1 stop
$1,388KLM
Find Deal
Sun, May 18 - Mon, May 26

Turkish Airlines flights from Houston to Porto

Our best Turkish Airlines deals on Houston to Porto flight tickets
Turkish Airlines
May 11
IAH9:00 pmHouston George Bush Intcntl
36h 50m
1 stop
OPO3:50 pmPorto
May 22
OPO11:05 amPorto
31h 35m
1 stop
IAH12:40 pmHouston George Bush Intcntl
Turkish Airlines
Apr 3
IAH9:00 pmHouston George Bush Intcntl
30h 45m
1 stop
OPO9:45 amPorto
Apr 16
OPO4:50 pmPorto
32h 15m
1 stop
IAH7:05 pmHouston George Bush Intcntl
Turkish Airlines
Sep 17
IAH9:00 pmHouston George Bush Intcntl
36h 50m
1 stop
OPO3:50 pmPorto
Sep 27
OPO4:50 pmPorto
32h 15m
1 stop
IAH7:05 pmHouston George Bush Intcntl

Iberia flights from Houston to Porto

Our best Iberia deals on Houston to Porto flight tickets
Iberia
Aug 5
IAH10:16 amHouston George Bush Intcntl
19h 24m
2 stops
OPO11:40 amPorto
Aug 21
OPO8:15 amPorto
21h 27m
2 stops
IAH11:42 pmHouston George Bush Intcntl
Iberia
May 7
IAH7:30 amHouston George Bush Intcntl
18h 05m
2 stops
OPO7:35 amPorto
May 18
OPO8:15 amPorto
21h 27m
2 stops
IAH11:42 pmHouston George Bush Intcntl
Iberia
Sep 17
HOU6:41 pmHouston Hobby
15h 14m
2 stops
OPO3:55 pmPorto
Sep 27
OPO12:20 pmPorto
17h 27m
2 stops
HOU11:47 pmHouston Hobby

See travel insights to Porto from

How to get the cheapest flight ticket from Houston to Porto

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Porto?

The month of March is, on average, the cheapest month to fly to Porto from Houston, with most prices found around $738. If you aren’t able to travel during the month of March, then book flights to Porto from Houston during November instead. Flights to Porto in November, while not as cheap as those in March, still average around $782.

What is the cheapest day to depart on your flight to Porto?

The cheapest day to depart on your flight to Porto is on a Wednesday when prices can be found for as low as $887. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Tuesday because tickets tend to average around $1,432. These prices are subject to change though, so be sure to set up a Price Alert for flights to Porto.

What is the cheapest time of day to depart on your flight to Porto?

In the afternoon is the cheapest time of day to fly from Houston to Porto when you can find flight prices for as low as $1,080. Flying to Porto in the afternoon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $1,403 on average. Flights to Porto from Houston at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

Cheap Houston to Porto flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Houston to Porto

Best Price Found

$444

Fastest flight time

13h 45m

Direct flights

None

Airports in Porto

1 airport
The best one-way flight to Porto from Houston in the past 72 hours is $444. The best round-trip flight deal from Houston to Porto found on momondo in the last 72 hours is $788.
The fastest flight from Houston to Porto takes 13h 45m
There are no direct flights from Houston to Porto. Popular non-direct routes for this connection are Houston George Bush Intcntl Airport - Porto Airport and Houston Hobby Airport - Porto Airport.
There is 1 airport near Porto: Porto (OPO)

  • How far is Houston to Porto by plane?

    A flight from Houston to Porto will travel around 4740.9 mi. A reasonable flight in good conditions will take 13h 45m.

  • When did momondo last update prices for flights from Houston to Porto Airport?

    Prices for flights from Houston to Porto Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Houston to Porto Airport?

  • How old do you have to be to fly from Houston to Porto Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston to Porto Airport.

  • What documentation or ID do you need to fly to Porto Airport?

    The travel and health documents you'll need for your trip to Porto Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Porto Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.


Best airlines flying from Houston to Porto

Compare and see reviews for airlines that fly from Houston to Porto with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $494Free CancellationRating
8.0
7,895 reviews
Search Delta flights
KLMPriceFrom $635Free CancellationRating
7.8
1,319 reviews
Search KLM flights
United AirlinesPriceFrom $697Free CancellationRating
7.4
8,603 reviews
Search United Airlines flights

Traveling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Coimbra
Aveiro
Caminha
Matosinhos
Vila Nova de Gaia
Braga
Chaves
Guimarães
Arcos de Valdevez
Esposende
Viseu
Espinho
Lamego
Ponte de Lima
Mira
Baiao
Pinhao
Santa Maria da Feira
Curia
Mesao Frio

Why use momondo?

Why should I use momondo to find a flight deal from Houston to Porto?

Finding the right flight to Porto from Houston is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Porto quick and easy, saving you time and money.

Can I find flights from Houston to Porto with flexible booking policies on momondo?

Flights from Houston to Porto with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Houston to Porto?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Houston to Porto.

I’m not ready to book a flight from Houston to Porto right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Porto from Houston. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.


An easier way to manage your Porto trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
From?
To?
Tue 4/1
Tue 4/8

Find better results for your trip to Portugal